<?php
$output = $title = '';

$atts = vc_map_get_attributes( $this->getShortcode(), $atts );
extract( $atts ); 

$css_class = apply_filters( VC_SHORTCODE_CUSTOM_CSS_FILTER_TAG, 'wpb_accordion_section group', $this->settings['base'], $atts );
$output .= "\n\t\t\t" . '<div class="'.$css_class.'">';
    $output .= "\n\t\t\t\t" . '<h3 class="wpb_accordion_header ui-accordion-header wpsm-accordion-trigger"><a href="#'.sanitize_title($title).'">'.$title.'</a></h3>';
    $output .= "\n\t\t\t\t" . '<div class="wpb_accordion_content ui-accordion-content vc_clearfix">';
        $output .= ($content=='' || $content==' ') ? __("Empty section. Edit page to add content here.", "js_composer") : "\n\t\t\t\t" . wpb_js_remove_wpautop($content);
        $output .= "\n\t\t\t\t" . '</div>';
    $output .= "\n\t\t\t" . '</div> ' . $this->endBlockComment('.wpb_accordion_section') . "\n";

echo $output;